As major hosting zones, living rooms should be welcoming and cozy—but that doesn’t mean you need to sacrifice style. Here, over two dozen modern living room ideas prove you can have it all: one room that could be your easy-breezy reading nook, a cozy corner for family game night, and also a chic retreat for cocktails and conversation. Among them you’ll find spaces from the AD archives—including a São Paulo living room by the Campana Brothers that features a cloud-shaped, light-reflecting mirror; and an Aspen getaway by Atelier AM that showcases a custom-made sectional sofa covered in a brick-red cotton—as well as fresh inspiration from design experts across the country.…